Math, asked by vakilmeena, 7 months ago

dd the following expressions:
fa) 3.xyz + 4yz + 5zx, 7xz - 6yz + 4xyz and -9xyz - Ilzy + 9xz

Answers

Answered by aryan073

1

Answer:

3xyz+4yz+5zx+7xz-6yz+4xyz-9xyz-11zy+9xz

-2xyz-2yz+12zx+9xz=0

-2xzy-2yz+21xz=0

2xzy+2yz-21xz is the answer

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